Cheapest one-way flights from Houston to St. Thomas in May from $113

AirHint found the following cheapest one-way flights from Houston (IAH) to St. Thomas (STT) in May 2026 (see full year).

One-Way flights

13 May Spirit Airlines
16 May Spirit Airlines
09 May Spirit Airlines
02 May Spirit Airlines
11 May Spirit Airlines
15 May Spirit Airlines
01 May Spirit Airlines
13 May United direct
15 May United direct
09 May United direct

Also check the deals for return flights from Houston to St. Thomas in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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